tender for for the supply of jar test apparatus for civil department , lab equipments , jar test apparatus: uniform stirring of up to 6 samples simultaneously. stirring rods should be adjusted individually during mixing • digital display which should clearly indicate the speed of rotational variable speed 1-200rpm. • heavy duty 1/20hp motor with gear train mounted on a mild steel housing • stainless steel stirring paddlers with adjustable height. paddles to be driven by electronically controller variable speed. • locking collars or stirring rods permit adjustment height of paddle height. • spacing of 6 (150mm) between stirring rods so as to permit use up to 1000ml beaker. • the digital timer to be set to count down from 1 to 99 minutes. • housing material: crc / ms sheet duly powder coated. • power consumption : 220/230v ac supply 50hz single phase • motor : 1/ 20hp motor good quality • illumination : built in illuminator • beaker : 6 nos 1000 ml beaker